diff --git a/java/dingo-sdk/src/main/java/io/dingodb/sdk/service/caller/ServiceCaller.java b/java/dingo-sdk/src/main/java/io/dingodb/sdk/service/caller/ServiceCaller.java
index e58a94fd7..feeae9675 100644
--- a/java/dingo-sdk/src/main/java/io/dingodb/sdk/service/caller/ServiceCaller.java
+++ b/java/dingo-sdk/src/main/java/io/dingodb/sdk/service/caller/ServiceCaller.java
@@ -3,6 +3,7 @@
 import io.dingodb.sdk.common.DingoClientException.ExhaustedRetryException;
 import io.dingodb.sdk.common.DingoClientException.InvalidRouteTableException;
 import io.dingodb.sdk.common.DingoClientException.RequestErrorException;
+import io.dingodb.sdk.service.JsonMessageUtils;
 import io.dingodb.sdk.service.Caller;
 import io.dingodb.sdk.service.ChannelProvider;
 import io.dingodb.sdk.service.Service;
@@ -162,6 +163,7 @@ private <REQ extends Request> RuntimeException generateException(
             throw exception;
         } else {
             handler.onNonConnection(request, options, traceId);
+            log.error(JsonMessageUtils.toJson(name, traceId, request, null, options));
             throw new ExhaustedRetryException(
                 "Exec [" + traceId + "] [" + name + "] error, " + "transform leader attempts exhausted."
             );